| Record high, °C |
28 |
20 |
16 |
13 |
12 |
16 |
20 |
20 |
23 |
28 |
32 |
30 |
32 |
| Average high, °C |
19 |
15 |
11 |
8 |
8 |
8 |
11 |
14 |
17 |
20 |
23 |
22 |
15 |
| Average temperature, °C |
14 |
11 |
7 |
5 |
4 |
4 |
7 |
9 |
12 |
15 |
17 |
17 |
10 |
| Average low, °C |
9 |
6 |
3 |
2 |
1 |
1 |
2 |
4 |
7 |
10 |
12 |
11 |
6 |
| Record low, °C |
4 |
0 |
-3 |
-10 |
-10 |
-7 |
-5 |
-1 |
1 |
1 |
6 |
6 |
-10 |
| Rain, days |
8 |
11 |
12 |
12 |
12 |
10 |
10 |
10 |
9 |
8 |
8 |
8 |
118 |
| Snow, days |
0 |
0 |
1 |
1 |
1 |
3 |
0 |
1 |
0 |
0 |
0 |
0 |
7 |
| Fog, days |
5 |
4 |
9 |
6 |
5 |
7 |
3 |
3 |
3 |
2 |
2 |
3 |
52 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
1 |
4 |
| Snowfall, cm. |
0 |
0 |
2 |
19 |
5 |
9 |
3 |
0 |
0 |
0 |
0 |
0 |
38 |
| Average precipitation, mm. |
50 |
70 |
70 |
60 |
60 |
40 |
40 |
50 |
40 |
40 |
50 |
50 |
620 |
| Relative humidity, % |
84 |
87 |
89 |
89 |
89 |
87 |
83 |
84 |
80 |
78 |
78 |
81 |
84 |
| Relative humidity morning, % |
87 |
88 |
90 |
88 |
87 |
87 |
85 |
88 |
86 |
84 |
86 |
85 |
87 |
| Relative humidity evening, % |
65 |
73 |
81 |
82 |
79 |
77 |
67 |
66 |
66 |
63 |
64 |
58 |
70 |
| Wind speed, km/h |
8 |
9 |
9 |
10 |
12 |
12 |
11 |
10 |
9 |
8 |
8 |
7 |
10 |
| Day Length, часов |
13 |
11 |
10 |
9 |
9 |
11 |
13 |
15 |
16 |
17 |
17 |
15 |
13 |
| Dew point, °C |
11 |
8 |
5 |
1 |
0 |
1 |
2 |
6 |
7 |
10 |
11 |
11 |
73 |
| Growing degree-day, °C |
24 |
0 |
0 |
6 |
0 |
0 |
0 |
57 |
149 |
216 |
214 |
130 |
796 |
| Solar radiation, global, Mj/m2 |
11 |
6 |
4 |
2 |
3 |
5 |
9 |
13 |
17 |
18 |
18 |
16 |
10 |